From: Erik Mouw <erik@harddisk-recovery.com>
To: Libor Vanek <libor@conet.cz>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Reading from file in module fails
Date: Mon, 3 May 2004 13:48:59 +0200 [thread overview]
Message-ID: <20040503114859.GC31513@harddisk-recovery.com> (raw)
In-Reply-To: <20040503114316.GA22732@Loki>
On Mon, May 03, 2004 at 01:43:16PM +0200, Libor Vanek wrote:
> > (BTW, if you need to copy files from kernel, it's usually a sign of bad
> > design)
>
> It's not bad design - what I'm doing is writing snapshots for VFS as
> my diploma thesis. And I need to create copy of file before it's
> changed (copy-on-write). There is no other way how to do it in
> kernel-space (and user-space solutions like using LUFS are really
> slow)
Have a look at the cowlinks (copy-on-write links) thread from last
month, it might do the trick.
Erik
--
+-- Erik Mouw -- www.harddisk-recovery.com -- +31 70 370 12 90 --
| Lab address: Delftechpark 26, 2628 XH, Delft, The Netherlands
next prev parent reply other threads:[~2004-05-03 11:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-03 10:50 Reading from file in module fails Libor Vanek
2004-05-03 11:35 ` Erik Mouw
2004-05-03 11:43 ` Libor Vanek
2004-05-03 11:48 ` Erik Mouw [this message]
2004-05-03 12:07 ` root
2004-05-03 12:41 ` Jan-Benedict Glaw
[not found] <1RJl8-Eo-5@gated-at.bofh.it>
[not found] ` <1RJXT-19T-37@gated-at.bofh.it>
[not found] ` <1RK7v-1gJ-9@gated-at.bofh.it>
[not found] ` <1RL3A-23k-23@gated-at.bofh.it>
2004-05-03 16:55 ` Pascal Schmidt
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